diff --git a/composer.json b/composer.json
index 618e980..659cd14 100644
--- a/composer.json
+++ b/composer.json
@@ -38,7 +38,7 @@
     "ext-json": "*",
     "adriansuter/php-autoload-override": "^1.5|| ^2.0",
     "http-interop/http-factory-tests": "^1.0 || ^2.0",
-    "php-http/psr7-integration-tests": "^1.4",
+    "php-http/psr7-integration-tests": "^1.5",
     "phpstan/phpstan": "^2.1",
     "phpunit/phpunit": "^9.6 || ^10",
     "squizlabs/php_codesniffer": "^3.13"